You buying a 5lb Visco-Elastic Memory Foam FULL Size (54" x 74") Mattress 10" thick. All our mattresses have air flow system.Buyers bew of marketing tricks that advertise 5.0 or 6.0 memory foam weighed measuring 2 cubic feet. Therefore, 2 cubic feet of 5.0 lb memory foam equals only 2.5lb Density.Also bew of advertising Mattress Component system or Mattress system. They not finished mattresses, all layers not laminated together, no air flow system and no inner cover.This mattress is covered with inner thin undermesh cover and Removable / Washable Luxury Plush All Around Zippered JAQUARD VELOUR Cover and Non Skid Bottom. All our mattresses have air flow system.WITHOUT AIR FLOW SYSTEM. THE MEMORY FOAM MATTRESS WILL BE VERY HOT.The Air Flow System, With high resilient base layer of our mattresses, is convoluted (Egg crate surface: a series of peaks and valleys) on the surface and adhered to the component to increase the flow of air, maximizing comfort and responsiveness.The 5lb Mattress is the best performing visco-elastic mattress available in the United States.The 5lb mattress was ingeniously made from 5lb density Memory Foam, a temperature-sensitive visco-elastic material that was originally developed 20 years ago by the NASA Space Program. It is the best visco-elastic material that has ever been tested. It truly conforms to the shape & curve of the human body. This mattress provides equally dispersed support with no specific pressure points or sagging of the spine.Additionally, the 5lb Mattress is allergy and dust-mite free. It works perfectly on your existing wooden bed, the floor, or a firm wood foundation (i.e. springless).With Removable and Washable Zippered Jaquard Velour Cover provides breathability.90 day trial - if you not satisfied, please return the mattress, we will provide a full refund minus all shipping costs

The owner of this website is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon properties including, but not limited to, amazon.com, endless.com, myhabit.com, smallparts.com, or amazonwireless.com